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LTC3613 Datasheet(PDF) 3 Page - Linear Technology |
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LTC3613 Datasheet(HTML) 3 Page - Linear Technology |
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3 / 36 page  LTC3613 3 3613fa SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Main Control Loop VIN Input Voltage Operating Range l 4.5 24 V VOUT Output Voltage Operating Range l 0.6 5.5 V IQ Input DC Supply Current Normal Shutdown Supply Current MODE/PLLIN = INTVCC RUN = 0V 2 15 4 25 mA μA VREG Regulated Differential Feedback Voltage (VOSNS+ – VOSNS–) ITH = 1.2V (Note 3) TA = 25°C TA = 0°C to 85°C TA = –40°C to 125°C l l 0.5985 0.596 0.594 0.6 0.6 0.6 0.6015 0.604 0.606 V V V Regulated Differential Feedback Voltage Over Line, Load and Common Mode (VOSNS+ – VOSNS–) VIN = 4.5V to 24V, ITH = 0.5V to 1.9V, VOSNS– = ±500mV (Note 3) TA = 0°C to 85°C TA = –40°C to 125°C l l 0.594 0.591 0.6 0.6 0.606 0.609 V V tON(MIN) Minimum On-Time 65 ns tOFF(MIN) Minimum Off-Time 105 ns gm(EA) Error Amplifier Transconductance ITH = 1.2V (Note 3) l 1.4 1.7 2 mS VSENSE(MAX) Valley Current Sense Threshold, VSENSE+ – VSENSE–, Peak Current = Valley + Ripple VRNG = 2V, VFB = 0.57V VRNG = 0V, VFB = 0.57V VRNG = INTVCC, VFB = 0.57V l l l 80 22 39 100 30 50 120 38 61 mV mV mV VSENSE(MIN) Minimum Current Sense Threshold,VSENSE+ – VSENSE–, Force Continuous Operation VRNG = 2V, VFB = 0.63V VRNG = 0V, VFB = 0.63V VRNG = INTVCC, VFB = 0.63V –50 –15 –25 mV mV mV VSENSE(CM) SENSE+, SENSE– Voltage Range (Common Mode) l –0.5 5.5 V ISENSE SENSE+, SENSE– Input Bias Current VSENSE(CM) = 0.6V VSENSE(CM) = 5V ±5 1 ±50 4 nA μA VRUN(TH) RUN Pin On Threshold VRUN Rising l 1.1 1.2 1.3 V VRUN(HYS) RUN Pin Hysteresis 80 mV ISS Soft-Start Charging Current VTRACKSS = 0V 1.0 μA UVLO INTVCC Undervoltage Lockout INTVCC Undervoltage Lockout Release Falling Rising l l 3.4 3.65 4.2 4.0 4.5 V V IVOSNS+ VOSNS+ Input Bias Current VFB = 0.6V ±5 ±25 nA IVOSNS– VOSNS– Input Bias Current VFB = 0.6V –15 –50 μA The l denotes the specifications which apply over the specified operating junction temperature range, otherwise specifications are at TA = 25°C. SVIN = 15V, VFB = VOSNS+ – VOSNS–, unless otherwise noted. (Note 4) ELECTRICAL CHARACTERISTICS |
Similar Part No. - LTC3613 |
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Similar Description - LTC3613 |
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